000 00492nam a22001817a 4500
999 _c22345
_d22345
005 20200211164700.0
008 200211b ||||| |||| 00| 0 eng d
020 _a9788122409475
041 _aeng
082 _a665.776 M6919b
100 _aMital, K. M.
245 _aBiogas systems
_bprinciples and applications
_cK. M. Mital
260 _aNew Delhi
_bNew Age International
_c1996
300 _axi, 412p.
650 _aBiogas
650 _aBiogas technology
_xApplication
942 _cBK